{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:KOIPM3BXWM5KFUJ2DYCPQJCZ6I","short_pith_number":"pith:KOIPM3BX","canonical_record":{"source":{"id":"2607.13145","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-07-14T18:00:05Z","cross_cats_sorted":["physics.optics","quant-ph"],"title_canon_sha256":"31062a578c55d8b46fed7cf5da34319838301dbfcae556b745b710a166dddcb6","abstract_canon_sha256":"33bbda1366a894d0b3e1a6f366dad9cfcd79f4d4da0f0d115c6a21c92e203784"},"schema_version":"1.0"},"canonical_sha256":"5390f66c37b33aa2d13a1e04f82459f23352c4a1a4f22c057ec7febc8db381bb","source":{"kind":"arxiv","id":"2607.13145","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.13145","created_at":"2026-07-16T00:21:59Z"},{"alias_kind":"arxiv_version","alias_value":"2607.13145v1","created_at":"2026-07-16T00:21:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.13145","created_at":"2026-07-16T00:21:59Z"},{"alias_kind":"pith_short_12","alias_value":"KOIPM3BXWM5K","created_at":"2026-07-16T00:21:59Z"},{"alias_kind":"pith_short_16","alias_value":"KOIPM3BXWM5KFUJ2","created_at":"2026-07-16T00:21:59Z"},{"alias_kind":"pith_short_8","alias_value":"KOIPM3BX","created_at":"2026-07-16T00:21:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:KOIPM3BXWM5KFUJ2DYCPQJCZ6I","target":"record","payload":{"canonical_record":{"source":{"id":"2607.13145","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-07-14T18:00:05Z","cross_cats_sorted":["physics.optics","quant-ph"],"title_canon_sha256":"31062a578c55d8b46fed7cf5da34319838301dbfcae556b745b710a166dddcb6","abstract_canon_sha256":"33bbda1366a894d0b3e1a6f366dad9cfcd79f4d4da0f0d115c6a21c92e203784"},"schema_version":"1.0"},"canonical_sha256":"5390f66c37b33aa2d13a1e04f82459f23352c4a1a4f22c057ec7febc8db381bb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-16T00:21:59.910977Z","signature_b64":"3s+GxW7lFej48jksqhO02EdvL2i0APOF0c+kG++9Fbpti5hkWLy5g8Lv5EdES6azpoIyAfQSyz0uKVFkm2FvCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5390f66c37b33aa2d13a1e04f82459f23352c4a1a4f22c057ec7febc8db381bb","last_reissued_at":"2026-07-16T00:21:59.910131Z","signature_status":"signed_v1","first_computed_at":"2026-07-16T00:21:59.910131Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.13145","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-16T00:21:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6LDBrcah4oglQrlo23CM4KgVSMsmmvJIYti0BM0wxX0CLelqQJKll42dGqK/O+zk1ooobRuzt4NmskkXkks5DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T08:15:45.168593Z"},"content_sha256":"a7ce1d53f11ccd6694c16e302d1ee80e7c06c6677795376869f4172180f29bff","schema_version":"1.0","event_id":"sha256:a7ce1d53f11ccd6694c16e302d1ee80e7c06c6677795376869f4172180f29bff"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:KOIPM3BXWM5KFUJ2DYCPQJCZ6I","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A robust and modular cesium magneto-optical trap using diverging laser beams","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.optics","quant-ph"],"primary_cat":"physics.atom-ph","authors_text":"Andrei Zhukov, Benjamin F. Kanzer, Brian P. Anderson, Cristian D. Panda, Kenneth Nakasone, Paola Luna, Philip Wondrak","submitted_at":"2026-07-14T18:00:05Z","abstract_excerpt":"Magneto-optical traps (MOTs) are a workhorse technology for neutral-atom quantum sensing, simulation, and computing. Here, we demonstrate a MOT optimized for inertial quantum sensing and precision metrology applications. Our MOT traps $4\\times10^8$ cesium (Cs) atoms in a robust, modular system that achieves stable operation through two design features: (1) we use diverging cooling laser beams to reduce unwanted reflections and (2) optical elements are mounted in a fiber-coupled, compact, and modular cage rigidly attached to the vacuum chamber. Following polarization-gradient cooling (PGC), the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.13145","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2607.13145/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-16T00:21:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ek39yuZKq+9RNeedksIDuMogFM9c39JTbXnhqlM7TwpD0DBEMNtvrtvW5hzZYOxy6f86s5INl+oKDXkLgjt0Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T08:15:45.169114Z"},"content_sha256":"644a18611a1c96f1ca1700dceed9d336369b7e8f4b4863939469e504b75a66cf","schema_version":"1.0","event_id":"sha256:644a18611a1c96f1ca1700dceed9d336369b7e8f4b4863939469e504b75a66cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KOIPM3BXWM5KFUJ2DYCPQJCZ6I/bundle.json","state_url":"https://pith.science/pith/KOIPM3BXWM5KFUJ2DYCPQJCZ6I/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KOIPM3BXWM5KFUJ2DYCPQJCZ6I/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-18T08:15:45Z","links":{"resolver":"https://pith.science/pith/KOIPM3BXWM5KFUJ2DYCPQJCZ6I","bundle":"https://pith.science/pith/KOIPM3BXWM5KFUJ2DYCPQJCZ6I/bundle.json","state":"https://pith.science/pith/KOIPM3BXWM5KFUJ2DYCPQJCZ6I/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KOIPM3BXWM5KFUJ2DYCPQJCZ6I/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:KOIPM3BXWM5KFUJ2DYCPQJCZ6I","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"33bbda1366a894d0b3e1a6f366dad9cfcd79f4d4da0f0d115c6a21c92e203784","cross_cats_sorted":["physics.optics","quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-07-14T18:00:05Z","title_canon_sha256":"31062a578c55d8b46fed7cf5da34319838301dbfcae556b745b710a166dddcb6"},"schema_version":"1.0","source":{"id":"2607.13145","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.13145","created_at":"2026-07-16T00:21:59Z"},{"alias_kind":"arxiv_version","alias_value":"2607.13145v1","created_at":"2026-07-16T00:21:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.13145","created_at":"2026-07-16T00:21:59Z"},{"alias_kind":"pith_short_12","alias_value":"KOIPM3BXWM5K","created_at":"2026-07-16T00:21:59Z"},{"alias_kind":"pith_short_16","alias_value":"KOIPM3BXWM5KFUJ2","created_at":"2026-07-16T00:21:59Z"},{"alias_kind":"pith_short_8","alias_value":"KOIPM3BX","created_at":"2026-07-16T00:21:59Z"}],"graph_snapshots":[{"event_id":"sha256:644a18611a1c96f1ca1700dceed9d336369b7e8f4b4863939469e504b75a66cf","target":"graph","created_at":"2026-07-16T00:21:59Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2607.13145/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Magneto-optical traps (MOTs) are a workhorse technology for neutral-atom quantum sensing, simulation, and computing. Here, we demonstrate a MOT optimized for inertial quantum sensing and precision metrology applications. Our MOT traps $4\\times10^8$ cesium (Cs) atoms in a robust, modular system that achieves stable operation through two design features: (1) we use diverging cooling laser beams to reduce unwanted reflections and (2) optical elements are mounted in a fiber-coupled, compact, and modular cage rigidly attached to the vacuum chamber. Following polarization-gradient cooling (PGC), the","authors_text":"Andrei Zhukov, Benjamin F. Kanzer, Brian P. Anderson, Cristian D. Panda, Kenneth Nakasone, Paola Luna, Philip Wondrak","cross_cats":["physics.optics","quant-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-07-14T18:00:05Z","title":"A robust and modular cesium magneto-optical trap using diverging laser beams"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.13145","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:a7ce1d53f11ccd6694c16e302d1ee80e7c06c6677795376869f4172180f29bff","target":"record","created_at":"2026-07-16T00:21:59Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"33bbda1366a894d0b3e1a6f366dad9cfcd79f4d4da0f0d115c6a21c92e203784","cross_cats_sorted":["physics.optics","quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-07-14T18:00:05Z","title_canon_sha256":"31062a578c55d8b46fed7cf5da34319838301dbfcae556b745b710a166dddcb6"},"schema_version":"1.0","source":{"id":"2607.13145","kind":"arxiv","version":1}},"canonical_sha256":"5390f66c37b33aa2d13a1e04f82459f23352c4a1a4f22c057ec7febc8db381bb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5390f66c37b33aa2d13a1e04f82459f23352c4a1a4f22c057ec7febc8db381bb","first_computed_at":"2026-07-16T00:21:59.910131Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-16T00:21:59.910131Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3s+GxW7lFej48jksqhO02EdvL2i0APOF0c+kG++9Fbpti5hkWLy5g8Lv5EdES6azpoIyAfQSyz0uKVFkm2FvCA==","signature_status":"signed_v1","signed_at":"2026-07-16T00:21:59.910977Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.13145","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a7ce1d53f11ccd6694c16e302d1ee80e7c06c6677795376869f4172180f29bff","sha256:644a18611a1c96f1ca1700dceed9d336369b7e8f4b4863939469e504b75a66cf"],"state_sha256":"f6fb6cdc1016813dc2aab1f4afddec5f28d21df7d41c035567ca17b8e61b4f63"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7dEjoQuOyoN3QlkAzJyL/f7e9Y6hDNoFwI2QNqTKE8xXWmtE3Juw4Qw7vBU5QA0hvQTnzRcogJ9gnBzd6lirAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T08:15:45.181390Z","bundle_sha256":"c6cf3881ca6678bcff47b99e8bb34e097a0b094cdc4e84bbacd013d428de77f6"}}